[FIX] industry_restaurant: fix error tax not found

The module can't be loaded due to the taxes on the demo pos order line being not found.
This commit removes those lines as they should not be set directly.

closes #787

Signed-off-by: Vallaeys Valentin (vava) <[email protected]>

Author: frva-odoo

industry_restaurant/demo/pos_order_lines.xml

@@ -6,30 +6,26 @@
         <field name="price_unit">13.0</field>
         <field name="price_subtotal_incl">14.95</field>
         <field name="price_subtotal">13.0</field>
-        <field name="tax_ids" eval="[ref('account.1_sale_tax_template', raise_if_not_found=False)]"/>
     </record>
     <record id="pos_order_line_2" model="pos.order.line">
         <field name="product_id" ref="pos_restaurant.pos_food_chicken"/>
         <field name="order_id" ref="pos_order_1"/>
         <field name="price_unit">3.0</field>
         <field name="price_subtotal_incl">3.45</field>
         <field name="price_subtotal">3.0</field>
-        <field name="tax_ids" eval="[ref('account.1_sale_tax_template', raise_if_not_found=False)]"/>
     </record>
     <record id="pos_order_line_3" model="pos.order.line">
         <field name="product_id" ref="pos_restaurant.schweppes"/>
         <field name="order_id" ref="pos_order_1"/>
         <field name="price_unit">2.20</field>
         <field name="price_subtotal_incl">2.53</field>
         <field name="price_subtotal">2.20</field>
-        <field name="tax_ids" eval="[ref('account.1_sale_tax_template', raise_if_not_found=False)]"/>
     </record>
     <record id="pos_order_line_4" model="pos.order.line">
         <field name="product_id" ref="pos_restaurant.ice_tea"/>
         <field name="order_id" ref="pos_order_1"/>
         <field name="price_unit">2.20</field>
         <field name="price_subtotal_incl">2.53</field>
         <field name="price_subtotal">2.20</field>
-        <field name="tax_ids" eval="[ref('account.1_sale_tax_template', raise_if_not_found=False)]"/>
     </record>
 </odoo>